<template>
  <div class="login-wrap">
    <el-form label-position="left" :model="ruleForm" :rules="rules" ref="ruleForm" label-width="0px" class="demo-ruleForm login-container">
      <h3 class="title">用户登录</h3>
      <el-form-item prop="username">
        <el-input type="text" v-model="ruleForm.userName" auto-complete="off" placeholder="账号" ></el-input>
      </el-form-item>
      <el-form-item prop="password">
        <el-input type="password" v-model="ruleForm.userPwd" auto-complete="off" placeholder="密码"></el-input>
      </el-form-item>
      <el-row>
        <el-col :span="12">
          <el-form-item prop="code">
            <el-input type="text" v-model="ruleForm.imgCode" auto-complete="off" placeholder="图形验证码" @keyup.enter.native="submitForm('ruleForm')"></el-input>
          </el-form-item>
        </el-col>
        <el-col :span="12" class="code-box">
          <img :src="imgCode" alt="" class="codeimg" @click="getcode()">
        </el-col>
      </el-row>
      <el-checkbox class="remember" v-model="rememberpwd">记住密码</el-checkbox>
      <el-form-item style="width:100%;">
        <el-button type="primary" style="width:100%;" @click="submitForm('ruleForm')" :loading="logining">登录</el-button>
      </el-form-item>
    </el-form>
  </div>
</template>
<script type="text/ecmascript-6">
import { login } from "../api/userMG";
import { setCookie, getCookie, delCookie } from "../utils/util";
import md5 from "js-md5";
export default {
  name: "login",
  data() {
    return {
      //定义loading默认为false
      logining: false,
      // 记住密码
      rememberpwd: false,
      ruleForm: {
        //username和password默认为空
        userName: "",
        userPwd: "",
        imgCode: "",
        randomStr: "",
        codeimg: ""
      },
      //rules前端验证
      rules: {
        userName: [{ required: true, message: "请输入账号", trigger: "blur" }],
        userPwd: [{ required: true, message: "请输入密码", trigger: "blur" }],
        imgCode: [{ required: true, message: "请输入验证码", trigger: "blur" }]
      },
      imgCode: '/api/defaultKaptcha'
    };
  },
  // 创建完毕状态(里面是操作)
  created() {
    //this.$message({
    //  message: '账号密码及验证码不为空即可',
    //  type: 'success'
    // })
    // 获取图形验证码
    this.getcode();
    // 获取存在本地的用户名密码
    this.getuserpwd();
  },
  // 里面的函数只有调用才会执行
  methods: {
    // 获取用户名密码
    getuserpwd() {
      if (getCookie("user") != "" && getCookie("pwd") != "") {
        this.ruleForm.userName = getCookie("user");
        this.ruleForm.userPwd = getCookie("pwd");
        this.rememberpwd = true;
      }
    },
    //获取info列表
    submitForm(formName) {
      this.$refs[formName].validate(valid => {
        if (valid) {
          this.logining = true;
          // 测试通道，不为空直接登录
          // localStorage.setItem('logintoken', "1461346131dfsdjl223")
          // setTimeout(() => {
          //  this.logining = false
          //  this.$store.commit('login', 'true')
          //  this.$router.push({ path: '/goods/Goods' })
          // }, 1000)
          // 注释
          login(this.ruleForm).then(res => {
           // console.log(res);
            if (res.code == 200) {
              if (this.rememberpwd) {
                //保存帐号到cookie，有效期7天
                setCookie("user", this.ruleForm.username, 7);
                //保存密码到cookie，有效期7天
                setCookie("pwd", this.ruleForm.password, 7);
              } else {
                delCookie("user");
                delCookie("pwd");
              }
              //如果请求成功就让他2秒跳转路由
              setTimeout(() => {
                this.logining = false;
                // 缓存token
                localStorage.setItem("logintoken", res.data.token);
                // 缓存用户个人信息
                localStorage.setItem('userdata', JSON.stringify(res.data))
                this.$store.commit("login", "true");
                this.$router.push({ path: "/goods/Goods" });
              }, 500);
            } else {
              this.$message({
                type: "error",
                message: res.message
              });
              //this.$message.error(res.msg);
              this.logining = false;
              return false;
            }
          });
        } else {
          // 获取图形验证码
          this.getcode();
          this.$message.error("请输入用户名密码！");
          this.logining = false;
          return false;
        }
      });
    }
    ,
    getcode (){
      var num=Math.ceil(Math.random()*10);//生成一个随机数（防止缓存）
      this.imgCode = "api/defaultKaptcha?" + num;
    }

  }
};
</script>

<style scoped>
.login-wrap {
  box-sizing: border-box;
  width: 100%;
  height: 100%;
  padding-top: 10%;
  background-image: url();
  /* background-color: #112346; */
  background-repeat: no-repeat;
  background-position: center right;
  background-size: 100%;
}
.login-container {
  border-radius: 10px;
  margin: 0px auto;
  width: 350px;
  padding: 30px 35px 15px 35px;
  background: #fff;
  border: 1px solid #eaeaea;
  text-align: left;
  box-shadow: 0 0 20px 2px rgba(0, 0, 0, 0.1);
}
.title {
  margin: 0px auto 40px auto;
  text-align: center;
  color: #505458;
}
.remember {
  margin: 0px 0px 35px 0px;
}
.code-box {
  text-align: right;
}
.codeimg {
  height: 40px;
}
</style>